document.write( "Question 628942: tan^2x + cot^2x = 1 - 2sin^2x + 2sin^4x / sin^2x - sin^4x \n" ); document.write( "
Algebra.Com's Answer #395948 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! tan^2x + cot^2x = 1 - 2sin^2x + 2sin^4x / sin^2x - sin^4x \n" ); document.write( "----------- \n" ); document.write( "Is that true? \n" ); document.write( " \n" ); document.write( " |